January 2003
Intermediate to advanced
300 pages
15h 18m
English
Content preview from Data Quality
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252 CHAVX~.rt x z Value Rule Analysis
embedded within them. This should be a short list that can be visually
inspected to determine if errors exist or not.
Extreme values on numbers and dates would normally be determined
through the column properties' definitions by setting boundaries. However,
an area where this can apply is in the computation of durations of time
between two dates. Extremely short or extremely long durations may indicate
a problem. In essence you can produce a value/frequency list on durations
between two date columns. These could be graphed in a chart for
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.